Home / 3,243.10-4,864.65-1,051.80

Finding the Fourth Proportional to 3,243.10, 4,864.65 and 1,051.80

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Solution

The fourth proportional to 3,243.10, 4,864.65 and 1,051.80 is: 1,577.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.10 : 4,864.65 = 1,051.80 : x
  2. Step 2: Convert to fraction form
    3,243.10/4,864.65 = 1,051.80/x
  3. Step 3: Cross multiply
    3,243.10x = 4,864.65 × 1,051.80
  4. Step 4: Simplify right side
    3,243.10x = 5,116,638.87
  5. Step 5: Solve for x
    x = 5,116,638.87/3,243.10
  6. Step 6: Final answer
    x = 1,577.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.